42243395563 has 4 divisors (see below), whose sum is σ = 42248280528. Its totient is φ = 42238510600.

The previous prime is 42243395543. The next prime is 42243395587. The reversal of 42243395563 is 36559334224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42243395563 - 2²⁵ = 42209841131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42243395543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2429488 + ... + 2446813.

It is an arithmetic number, because the mean of its divisors is an integer number (10562070132).

Almost surely, 2^42243395563 is an apocalyptic number.

42243395563 is a deficient number, since it is larger than the sum of its proper divisors (4884965).

42243395563 is an equidigital number, since it uses as much as digits as its factorization.

42243395563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4884964.

The product of its digits is 2332800, while the sum is 46.

The spelling of 42243395563 in words is "forty-two billion, two hundred forty-three million, three hundred ninety-five thousand, five hundred sixty-three".